PT - JOURNAL ARTICLE AU - M Wasay AU - N Dubey AU - R Bakshi TI - Dizziness and yield of emergency head CT scan: Is it cost effective? AID - 10.1136/emj.2003.012765 DP - 2005 Apr 01 TA - Emergency Medicine Journal PG - 312--312 VI - 22 IP - 4 4099 - http://emj.bmj.com/content/22/4/312.1.short 4100 - http://emj.bmj.com/content/22/4/312.1.full SO - Emerg Med J2005 Apr 01; 22